PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3001-X81-SS2Ring,retaining

Truarc Co Llc · NSN 5325-00-854-9318 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-854-9318 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-854-9318. Primary manufacturer part number: 3001-X81-SS2.
Features
  • Ring,retaining — FSC 5325
  • Usage Design: INTERNAL
  • Cross-Sectional Shape Style: RECTANGULAR
  • End Play Takeup: 0.031 INCHES MAXIMUM IN
  • Surface Treatment: PASSIVATE
  • Material Document and Classification: AMS 5520 ASSN STD SINGLE MATERIAL RESPONSE
  • Material: STEEL COMP 632
  • Outside Diameter: 0.901 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Comp 632 construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-854-9318, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Truarc Co Llc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-00-854-9318
Primary Part Number3001-X81-SS2
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerTruarc Co Llc
StatusACTIVE
Usage DesignINTERNAL
Cross-Sectional Shape StyleRECTANGULAR
End Play Takeup0.031 INCHES MAXIMUM IN
Surface TreatmentPASSIVATE
Material Document and ClassificationAMS 5520 ASSN STD SINGLE MATERIAL RESPONSE
MaterialSTEEL COMP 632
Outside Diameter0.901 INCHES NOMINAL IN
Material Hardness Rating63.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 69.5 ROCKWELL SUPERFICIAL 30-N MAXIMUM
Ring StyleINTERNAL BOWED
Casehardening IndicatorNOT CASEHARDENED
Major Thickness0.042 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5325-00-806-0206 INTERCHANGEABLE
Ring,retaining
Cross-Reference Index
Part NumberManufacturer
3001-X81-SS2 Truarc Co Llc (USA)
3001-X81-SS2 Rotor Clip Company, Inc. (USA)
N50001-86-H Rotor Clip Company, Inc. (USA)
N50001-86-H Truarc Company Llc Dba Waldes Truarc (USA)
N5001-81H Truarc Company Llc Dba Waldes Truarc (USA)
N5001-81H Rotor Clip Company, Inc. (USA)
MS16629-4081 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
N5000-181-H Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
5325-00-806-0206INTERCHANGEABLE
RING,RETAINING

Frequently Asked Questions

What is NSN 5325-00-854-9318?

NSN 5325-00-854-9318 is a Ring,retaining, manufactured by Truarc Co Llc, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-00-854-9318?

NSN 5325-00-854-9318 has 8 cross-referenced part numbers: 3001-X81-SS2 (Truarc Co Llc), 3001-X81-SS2 (Rotor Clip Company, Inc.), N50001-86-H (Rotor Clip Company, Inc.), N50001-86-H (Truarc Company Llc Dba Waldes Truarc), N5001-81H (Truarc Company Llc Dba Waldes Truarc) and 3 more.

What NSN replaces 5325-00-854-9318?

There is 1 known substitute for 5325-00-854-9318: 5325-00-806-0206. Verify interchangeability with system specifications before substitution.

What are the specifications of 3001-X81-SS2?

Key specifications for 3001-X81-SS2: Usage Design: INTERNAL; Cross-Sectional Shape Style: RECTANGULAR; End Play Takeup: 0.031 INCHES MAXIMUM IN; Surface Treatment: PASSIVATE. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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